... longitudinal leadscrew纵向丝杠 longitudinal level纵向水准器 longitudinal refueling device纵向加油装置 ...
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longitudinal level of rail 轨道前后高低 ; 前后高低
irregularity of longitudinal level surface [测] 纵向水平表面不平度
longitudinal level bar 纵向水平杆
Using reliability assessment method, we can obtain proper assessment of hull longitudinal strength safety level.
采用可靠性评估的方法，对船体总纵强度的安全水平可作出合理的评价。
The composition of molten steel, cast speed and mould level changing are thought to be main reasons of causing surface longitudinal cracks by analyzing producing data.
对生产数据进行分析，认为钢水成分、拉速和结晶器液面波动等是造成连铸坯表面纵裂的主要原因。
A concrete gravity dam with 1 ~ 2 longitudinal seams and level keyways in seam surface was grouted when the concrete stays a stable temperature.
某大坝是混凝土重力坝，根据温控要求，坝体设置1 ~ 2条纵缝，缝面设置水平键槽，在坝体混凝土达到稳定温度后进行接缝灌浆。
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